单词	磷灰盐类
释义	磷灰盐类Apatite group
随便看	proportional pump proportional quantities (geom.: proportionals) proportional quantity proportional range proportional rate proportional reducer proportional reduction proportional region proportional--region proportional regulation proportional regulator proportional representation proportional representation(pr) proportional-reset controller proportional-reset-derivative controller proportional resolver proportional revolver proportionals proportional sample proportional sampler proportional--sampler proportional sampling proportional scale proportional sensitivity proportional space characters